../bin/charmc  -optimize -production   -I. -o machine.o  -DFOR_CPLUS=1 machine.c
/shared/opt/xlC/14.1.0.0-170721a/xlC/14.1.0/bin/.orig/xlc_r: warning: 1501-216 command option -Q is not recognized - passed to ld
In file included from machine.c:38:
./PPCAtomicQueue.h:46:12: error: array is too large (18446744073709551520 elements)
  char pad[32 - 2*sizeof(ppc_atomic_t)];
           ^~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from machine.c:39:
./memalloc.c:98:5: warning: implicit declaration of function 'free_nomigrate' is invalid in C99
      [-Wimplicit-function-declaration]
    free_nomigrate(hdr);
    ^
In file included from machine.c:175:
./machine-smp.c:503:7: warning: implicit declaration of function 'PerrorExit' is invalid in C99
      [-Wimplicit-function-declaration]
      PerrorExit("pthread_create");
      ^
machine.c:700:72: warning: format specifies type 'int' but the argument has type 'size_t'
      (aka 'unsigned long') [-Wformat]
      fprintf(stderr, "PAMI_Context_createv failed for %d contexts\n", _n);
                                                       ~~              ^~
                                                       %zu
machine.c:845:8: warning: format specifies type 'char *' but the argument has type 'pami_metadata_t'
      [-Wformat]
              always_works_md[opt_alg]);
              ^~~~~~~~~~~~~~~~~~~~~~~~
4 warnings and 1 error generated.